ENGINEER.48
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How to use inspection drawings to train designers
2025/10/13 Method of drawing
Today's note is about "how to use inspection drawings for training designers". Recently, young designers have grown up and I have started assigning them the task of "inspecting drawings". I noticed something while having them do the "inspection".
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How to determine the length of cable bearers, number of links, and the dimensions of a clean installation, and the size of the opening
2026/3/26 Cable bear
Today's note is about "how to determine the length, number of links, and crisp installation dimensions of cable bearers and aperture size. There are two basic things that the mechanical design side should pay attention to when selecting and installing cable bearers. &n ...
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（I survived the biggest challenge of my design life (at this point).
2023/11/30 Past events
Today's article is about "I survived the biggest challenge of my design life (at this point). It has been a real long time, everyone. Today I would like to leave a record of my unforgettable extreme situation here. Please laugh at me ...
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Why women designers have grown up
2023/12/2 The story of machine design
Today's note is about "why women designers have grown up". I would like to write about the growth of a female architect at the design firm I work for. The female designer started from a place where she "didn't know anything about designing" and now she has grown up to be ...
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Summary of my impressions and conclusions about the differences between 2DCAD and 3DCAD
2024/6/17 2DCAD／3DCAD
Today's memo is about "Summary of my feelings and conclusions about the differences between 2DCAD and 3DCAD". I originally did mechanical design with 2DCAD. Now I have moved from 2DCAD to 3DCAD, and I am using 3 ...
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Table of standards and tolerance dimensions for 2-sided widths of shafts used for wrenches
2025/11/16 Tool dimensions
Today's note is on "Standard and Tolerance Dimensions for 2-sided Widths of Shafts Used for Spanners". Standard dimensions of 2-face widths of shafts used for wrenches 2-face width dimensions The sizes of 2-face widths for each shaft size (diameter) are as follows. Basically ...
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Table of tightening torque and axial force for each combination of screw and tap material
2025/11/16 Input design
Today's note is about the table of tightening torque and axial force [by screw/tap material combination]. The other day, I calculated the axial force against the tightening torque of a screw used for fastening inside a product ...
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Table of standard sizes and tolerances of wrenches, JIS standard
2025/11/16 Tool dimensions
Today's note is about "Table of Standard Spanner Sizes and Tolerances, JIS Standard". This article is for those who want to know the JIS standard dimensions of spanners, the official name for spanners, and the tolerance of spanner 2-face width ...
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What is laser marking? Summary of advantages and disadvantages of laser marking.
2024/6/11 Laser marking
Today's note on "What is laser marking? Summary of advantages and disadvantages of laser marking" memo. This article is dedicated to laser marking for those who want to research and use laser marking ...
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Purpose and Difference between Dielectric Strength and Insulation Resistance Tests
2023/12/3 test
In this memo, I will try to explain the purpose and difference between dielectric strength and insulation resistance tests as clearly as possible. Both tests are used to determine the insulation performance of electrical products and components.
